US PATENT SUBCLASS 568 / 715
.~.~.~ Benzene ring containing


Current as of: June, 1999
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568 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {4}
300  DF  .~ OXYGEN CONTAINING (E.G., PERCHLORYLBENZENE, ETC.) {11}
700  DF  .~.~ Hydroxy containing (H of -OH may be replaced by a Group IA or IIA light metal) {10}
715.~.~.~ Benzene ring containing {8}
716  DF  .~.~.~.~> Phenols (H of -OH may be replaced by a Group IA or IIA light metal) {14}
807  DF  .~.~.~.~> Additional ring containing {2}
810  DF  .~.~.~.~> Purification or recovery
811  DF  .~.~.~.~> Polyhydroxy (H of -OH may be replaced by a Group IA or IIA light metal)
812  DF  .~.~.~.~> Halogen containing
813  DF  .~.~.~.~> Acyclic carbon to carbon unsaturation containing
814  DF  .~.~.~.~> Preparing by reduction (e.g., by hydrogenation, etc.)
815  DF  .~.~.~.~> Preparing from a peroxide or preparing by oxidation


DEFINITION

Classification: 568/715

Benzene ring containing:

(under subclass 700) Compounds which contain a benzene ring.